[INFO] fetching crate nokhwa 0.3.2...
[INFO] checking nokhwa-0.3.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate nokhwa 0.3.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nokhwa 0.3.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nokhwa 0.3.2
[INFO] finished tweaking crates.io crate nokhwa 0.3.2
[INFO] tweaked toml for crates.io crate nokhwa 0.3.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gstreamer-app-sys v0.17.0
[INFO] [stderr]   Downloaded clang v1.0.3
[INFO] [stderr]   Downloaded gstreamer-video-sys v0.17.0
[INFO] [stderr]   Downloaded uvc-src v0.2.1
[INFO] [stderr]   Downloaded ouroboros_macro v0.10.1
[INFO] [stderr]   Downloaded gstreamer v0.17.1
[INFO] [stderr]   Downloaded gstreamer-base-sys v0.17.0
[INFO] [stderr]   Downloaded gstreamer-app v0.17.0
[INFO] [stderr]   Downloaded gstreamer-base v0.17.0
[INFO] [stderr]   Downloaded aliasable v0.1.3
[INFO] [stderr]   Downloaded udev v0.5.0
[INFO] [stderr]   Downloaded uvc v0.2.0
[INFO] [stderr]   Downloaded opencv-binding-generator v0.28.0
[INFO] [stderr]   Downloaded gstreamer-video v0.17.0
[INFO] [stderr]   Downloaded ouroboros v0.10.1
[INFO] [stderr]   Downloaded mozjpeg v0.8.24
[INFO] [stderr]   Downloaded v4l2-sys-mit v0.2.0
[INFO] [stderr]   Downloaded usb_enumeration v0.1.2
[INFO] [stderr]   Downloaded glib v0.14.2
[INFO] [stderr]   Downloaded opencv v0.53.1
[INFO] [stderr]   Downloaded mozjpeg-sys v0.10.13
[INFO] [stderr]   Downloaded gstreamer-sys v0.17.0
[INFO] [stderr]   Downloaded libusb1-sys v0.4.4
[INFO] [stderr]   Downloaded v4l v0.12.1
[INFO] [stderr]   Downloaded uvc-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4e05471c58137548c89da320f28f7b3d7ce8bd18e54b81e79dbb67ba329a477
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4e05471c58137548c89da320f28f7b3d7ce8bd18e54b81e79dbb67ba329a477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4e05471c58137548c89da320f28f7b3d7ce8bd18e54b81e79dbb67ba329a477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e05471c58137548c89da320f28f7b3d7ce8bd18e54b81e79dbb67ba329a477", kill_on_drop: false }`
[INFO] [stdout] f4e05471c58137548c89da320f28f7b3d7ce8bd18e54b81e79dbb67ba329a477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8762533f68b661d73e11a73551493a4d9c5d82af5dc1a12f33c8a00e24bce609
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8762533f68b661d73e11a73551493a4d9c5d82af5dc1a12f33c8a00e24bce609", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking bytemuck v1.7.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking rgb v0.8.27
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking nanorand v0.5.2
[INFO] [stderr]     Checking spinning_top v0.2.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking fallible_collections v0.4.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking udev v0.5.0
[INFO] [stderr]     Checking usb_enumeration v0.1.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling nasm-rs v0.2.0
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling mozjpeg-sys v0.10.13
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking mozjpeg v0.8.24
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking flume v0.10.7
[INFO] [stderr]     Checking nokhwa v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.44s
[INFO] running `Command { std: "docker" "inspect" "8762533f68b661d73e11a73551493a4d9c5d82af5dc1a12f33c8a00e24bce609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8762533f68b661d73e11a73551493a4d9c5d82af5dc1a12f33c8a00e24bce609", kill_on_drop: false }`
[INFO] [stdout] 8762533f68b661d73e11a73551493a4d9c5d82af5dc1a12f33c8a00e24bce609